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The 4th term of AP is 14 and its 8th term is 30 . Find its first term and the last term

Posted by Kai Hiwatari 6 years, 3 months ago

CBSE > Class 10 > Mathematics

2 answers

Pk . 6 years, 3 months ago

A=2 and D=4??

1Thank You

Aadya Singh ? 6 years, 3 months ago

a + 3d = 14 ------(1) , a+7d = 30-----(2). Solve, both the equations, yoy will get the answer..

2Thank You

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